#1793BC
Closest named color: Blue NCS (#118AB2). oklch(62% 0.115 227.4), rgb(23, 147, 188).
Aa
Black text reads best on this color (5.93:1).
About this color
#1793BC is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.115 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.028 away. Black text reads best on it, at 5.93:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #1793BC |
| RGB | rgb(23, 147, 188) |
| HSL | hsl(195, 78%, 41%) |
| OKLCH | oklch(62% 0.115 227.4) |
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 #1793BC | 3.53:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #1793BC | 5.93:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #1793BC text on white | 3.53:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #1793BC text on black | 5.93:1 | AA | Lc -39.2 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFECF2
oklch(93.5% 0.016 227)
-
Step 200
200
#C5DEEA
oklch(88.6% 0.031 228.2)
-
Step 300
300
#9BC9DD
oklch(81% 0.056 226.4)
-
Step 400
400
#5EACCD
oklch(70.7% 0.091 227.7)
-
Step 500
500 (this color)
#1793BC
oklch(62% 0.115 227.4)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#052B38
oklch(27% 0.047 225.8)
#1793BC 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) | #7D90BE | 0.083 |
| Deuteranopia (no green cones) | #6882BB | 0.071 |
| Tritanopia (no blue cones) | #009FA1 | 0.063 |
| Achromatopsia (no color) | #888888 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1793BC
#1793BC
oklch(62% 0.115 227.4)
- #BE6F45
#BE6F45
oklch(62.1% 0.115 47.7)
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 #1793BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.028
- Cool Blue #4984B8 ΔE 0.046
- Water Blue #0E87CC ΔE 0.048
- Steel Blue #4682B4 ΔE 0.049
- Teal Blue #01889F ΔE 0.051
- Dusty Blue #5A86AD ΔE 0.052
- Off Blue #5684AE ΔE 0.052
- Faded Blue #658CBB ΔE 0.056
Use #1793BC 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.