#12787E
Closest named color: Deep Aqua (#08787F). oklch(52.3% 0.085 201.3), rgb(18, 120, 126).
Aa
White text reads best on this color (5.23:1).
About this color
#12787E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.085 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.003 away. White text reads best on it, at 5.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #12787E |
| RGB | rgb(18, 120, 126) |
| HSL | hsl(183, 75%, 28%) |
| OKLCH | oklch(52.3% 0.085 201.3) |
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 #12787E | 5.23:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #12787E | 4.01:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #12787E text on white | 5.23:1 | AA | Lc 75.5 | Fine for body text |
| #12787E text on black | 4.01:1 | AA large text | Lc -26.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C9DEDF
oklch(88.5% 0.022 200.2)
-
Step 300
300
#A2C9CC
oklch(80.9% 0.042 202.2)
-
Step 400
400
#6DADB2
oklch(70.6% 0.066 202.1)
-
Step 500
500
#40999F
oklch(63.2% 0.084 201.4)
-
Step 600
600
#118389
oklch(55.6% 0.091 200.7)
-
Step 700
700 (this color)
#12787E
oklch(52.3% 0.085 201.3)
-
Step 800
800
#085A5F
oklch(42.7% 0.07 201.6)
-
Step 900
900
#154A4E
oklch(37.7% 0.055 202.3)
-
Step 950
950
#0E2B2D
oklch(26.8% 0.035 201.5)
#12787E 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) | #6E727E | 0.086 |
| Deuteranopia (no green cones) | #60687E | 0.079 |
| Tritanopia (no blue cones) | #007D7A | 0.019 |
| Achromatopsia (no color) | #6C6C6C | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12787E
#12787E
oklch(52.3% 0.085 201.3)
- #955554
#955554
oklch(52.3% 0.085 21.3)
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 #12787E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.003
- Bluegreen #017A79 ΔE 0.012
- Deep Turquoise #017374 ΔE 0.021
- Teal #008080 ΔE 0.024
- Dark Aquamarine #017371 ΔE 0.024
- Ocean #017B92 ΔE 0.031
- Sea Blue #047495 ΔE 0.043
- Dark Aqua #05696B ΔE 0.051
Use #12787E 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.