#1297C4
Closest named color: Blue NCS (#118AB2). oklch(63.3% 0.121 228.8), rgb(18, 151, 196).
Aa
Black text reads best on this color (6.24:1).
About this color
#1297C4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.121 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.042 away. Black text reads best on it, at 6.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #1297C4 |
| RGB | rgb(18, 151, 196) |
| HSL | hsl(195, 83%, 42%) |
| OKLCH | oklch(63.3% 0.121 228.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1297C4 | 3.36:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #1297C4 | 6.24:1 | AA | Lc 43.6 | Non-text elements, placeholder text |
| #1297C4 text on white | 3.36:1 | AA large text | Lc 60.5 | Content text, not long reading |
| #1297C4 text on black | 6.24:1 | AA | Lc -41.2 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEB
oklch(88.5% 0.033 229.3)
-
Step 300
300
#99C9DF
oklch(81% 0.059 227.8)
-
Step 400
400
#5BACD0
oklch(70.7% 0.095 229.1)
-
Step 500
500 (this color)
#1297C4
oklch(63.3% 0.121 228.8)
-
Step 600
600
#007EA6
oklch(55.5% 0.11 229.3)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004861
oklch(37.6% 0.075 229.8)
-
Step 950
950
#032B3A
oklch(27.1% 0.05 228.5)
#1297C4 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #7F95C6 | 0.085 |
| Deuteranopia (no green cones) | #6A85C3 | 0.074 |
| Tritanopia (no blue cones) | #00A4A6 | 0.068 |
| Achromatopsia (no color) | #8C8C8C | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1297C4
#1297C4
oklch(63.3% 0.121 228.8)
- #C47243
#C47243
oklch(63.3% 0.121 49.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1297C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.042
- Water Blue #0E87CC ΔE 0.051
- Cool Blue #4984B8 ΔE 0.055
- Faded Blue #658CBB ΔE 0.057
- Steel Blue #4682B4 ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.061
- Off Blue #5684AE ΔE 0.062
- Teal Blue #01889F ΔE 0.065
Use #1297C4 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.